How do you convert a decimal into a fraction?

Solve the equation w^3 = 1,000 i honestly dont know how to punch this into a calculator pls

Aflower has 26 chromosomes. to create a new flower, how many chromosomes would a sperm cell have? what is this process called? part 2: within a flower cell that has 26 chromosomes, how many chromosomes would a cell that is created within the stem of a flower as it grows, have? what is this process called?

What would the rule be for the reflection of y=-3